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Troubleshooting
Service manual
20
RXQ25+3 3 3
35AMV1B
Split Sensira R32 BBOP
ESIE21-16 – 2022.02
Possible cause:
Faulty expansion valve.
6
Perform a check of the 4‑way valve. See
44].
Possible cause:
Faulty 4‑way valve.
7
Perform a check of the main PCB. See
Possible cause:
Faulty main PCB.
8
Check if the refrigerant circuit is correctly charged. See
120].
Possible cause:
Refrigerant shortage.
9
Check for the presence of non‑condensables and/or humidity in the
refrigerant circuit. See
Possible cause:
Non‑condensables and/or humidity in the refrigerant circuit.
10
Check if the refrigerant circuit is clogged. See
120].
Possible cause:
Clogged refrigerant circuit.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
2.5.8 E6-00 – Outdoor unit: Compressor startup defect
Trigger
Effect
Reset
The motor rotor does
NOT rotate when the
compressor is energized.
Unit will NOT stop
operating.
Automatic reset after a
continuous run for
10 minutes.
Unit will stop operating
Manual reset via user
interface.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1
Perform
a
check
of
the
discharge
pipe
thermistor.
See
Possible cause:
Faulty discharge pipe thermistor or connector fault.
2
Check that all stop valves of the refrigerant circuit are open. See
120].
Possible cause:
Closed stop valve in the refrigerant circuit.
3
Check if the refrigerant circuit is clogged. See
120].
Possible cause:
Clogged refrigerant circuit.
4
Check if the refrigerant circuit is correctly charged. See
120].
Possible cause:
Refrigerant overcharge or shortage.
5
Check for the presence of non‑condensables and/or humidity in the
refrigerant circuit. See
Possible cause:
Non‑condensables and/or humidity in the refrigerant circuit.